The main control object for CModel, containing parameters for the final linear fit and aggregating the other control objects. More...

#include <CModel.h>

Public Member Functions
	CModelControl ()

Public Attributes
std::string	psfName
	"Field name prefix of the Shapelet PSF approximation used to convolve the galaxy model; " "must contain a set of fields matching the schema defined by shapelet.MultiShapeletFunctionKey." ; More...

PixelFitRegionControl	region
	"Configuration parameters related to the determination of the pixels to include in the fit." ; More...

CModelStageControl	initial
	"An initial fit (usually with a fast, approximate model) used to warm-start the exp and dev fits, " "convolved with only the zeroth-order terms in the multi-shapelet PSF approximation." ; More...

CModelStageControl	exp
	"Independent fit of the exponential component" ; More...

CModelStageControl	dev
	"Independent fit of the de Vaucouleur component" ; More...

double	minInitialRadius
	"Minimum initial radius in pixels (used to regularize initial moments-based PSF deconvolution)" ; More...

double	fallbackInitialMomentsPsfFactor
	"If the 2nd-moments shape used to initialize the fit failed, use the PSF moments multiplied by this." " If <= 0.0, abort the fit early instead." ; More...

Detailed Description

The main control object for CModel, containing parameters for the final linear fit and aggregating the other control objects.

Definition at line 233 of file CModel.h.

Constructor & Destructor Documentation

◆ CModelControl()

lsst::meas::modelfit::CModelControl::CModelControl ( )

inline

Definition at line 235 of file CModel.h.

                     :
         psfName("modelfit_DoubleShapeletPsfApprox"),
         minInitialRadius(0.1),
         fallbackInitialMomentsPsfFactor(1.5)
     {
         initial.nComponents = 3; // use very rough model in initial fit
         initial.optimizer.gradientThreshold = 1E-3; // with slightly coarser convergence criteria
         initial.optimizer.minTrustRadiusThreshold = 1E-2;
         initial.usePixelWeights = true;
         dev.profileName = "luv";
         exp.nComponents = 6;
         exp.optimizer.maxOuterIterations = 250;
     }

Member Data Documentation

◆ dev

CModelStageControl lsst::meas::modelfit::CModelControl::dev

"Independent fit of the de Vaucouleur component" ;

Definition at line 275 of file CModel.h.

◆ exp

CModelStageControl lsst::meas::modelfit::CModelControl::exp

"Independent fit of the exponential component" ;

Definition at line 270 of file CModel.h.

◆ fallbackInitialMomentsPsfFactor

double lsst::meas::modelfit::CModelControl::fallbackInitialMomentsPsfFactor

"If the 2nd-moments shape used to initialize the fit failed, use the PSF moments multiplied by this." " If <= 0.0, abort the fit early instead." ;

Definition at line 286 of file CModel.h.

◆ initial

CModelStageControl lsst::meas::modelfit::CModelControl::initial

"An initial fit (usually with a fast, approximate model) used to warm-start the exp and dev fits, " "convolved with only the zeroth-order terms in the multi-shapelet PSF approximation." ;

Definition at line 265 of file CModel.h.

◆ minInitialRadius

double lsst::meas::modelfit::CModelControl::minInitialRadius

"Minimum initial radius in pixels (used to regularize initial moments-based PSF deconvolution)" ;

Definition at line 280 of file CModel.h.

◆ psfName

std::string lsst::meas::modelfit::CModelControl::psfName

"Field name prefix of the Shapelet PSF approximation used to convolve the galaxy model; " "must contain a set of fields matching the schema defined by shapelet.MultiShapeletFunctionKey." ;

Definition at line 254 of file CModel.h.

◆ region

PixelFitRegionControl lsst::meas::modelfit::CModelControl::region

"Configuration parameters related to the determination of the pixels to include in the fit." ;

Definition at line 259 of file CModel.h.

The documentation for this struct was generated from the following file:

/j/snowflake/release/lsstsw/stack/cb4e2dc/Linux64/meas_modelfit/20.0.0-2-ged6426c+226a441f5f/include/lsst/meas/modelfit/CModel.h

Public Member Functions

Public Attributes